render html change templ

internal/handler/account.go

@@ -0,0 +1,172 @@
+package handler
+
+import (
+	"database/sql"
+	"net/http"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/zhang2092/go-url-shortener/internal/db"
+	"github.com/zhang2092/go-url-shortener/internal/middleware"
+	"github.com/zhang2092/go-url-shortener/internal/pkg/cookie"
+	pwd "github.com/zhang2092/go-url-shortener/internal/pkg/password"
+	"github.com/zhang2092/go-url-shortener/internal/templ"
+	"github.com/zhang2092/go-url-shortener/internal/templ/model"
+)
+
+func RegisterView(w http.ResponseWriter, r *http.Request) {
+	templ.Register(w, r, &model.RegisterPageData{})
+}
+
+func Register(store db.Store) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		defer r.Body.Close()
+
+		if err := r.ParseForm(); err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		email := r.PostFormValue("email")
+		username := r.PostFormValue("username")
+		password := r.PostFormValue("password")
+		resp, ok := viladatorRegister(email, username, password)
+		if !ok {
+			templ.Register(w, r, resp)
+			return
+		}
+
+		hashedPassword, err := pwd.BcryptHashPassword(password)
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		arg := &db.CreateUserParams{
+			ID:             uuid.Must(uuid.NewRandom()).String(),
+			Username:       username,
+			HashedPassword: hashedPassword,
+			Email:          email,
+		}
+
+		_, err = store.CreateUser(r.Context(), arg)
+		if err != nil {
+			if store.IsUniqueViolation(err) {
+				resp.Summary = "邮箱或名称已经存在"
+				templ.Register(w, r, resp)
+				return
+			}
+
+			resp.Summary = "请求网络错误,请刷新重试"
+			templ.Register(w, r, resp)
+			return
+		}
+
+		http.Redirect(w, r, "/login", http.StatusFound)
+	}
+}
+
+func LoginView(w http.ResponseWriter, r *http.Request) {
+	templ.Login(w, r, &model.LoginPageData{})
+}
+
+func Login(store db.Store) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		defer r.Body.Close()
+
+		if err := r.ParseForm(); err != nil {
+			templ.Login(w, r, &model.LoginPageData{Summary: "请求网络错误,请刷新重试"})
+			return
+		}
+
+		email := r.PostFormValue("email")
+		password := r.PostFormValue("password")
+		resp, ok := viladatorLogin(email, password)
+		if !ok {
+			templ.Login(w, r, resp)
+			return
+		}
+
+		ctx := r.Context()
+		user, err := store.GetUserByEmail(ctx, email)
+		if err != nil {
+			if store.IsNoRows(sql.ErrNoRows) {
+				resp.Summary = "邮箱或密码错误"
+				templ.Login(w, r, resp)
+				return
+			}
+
+			resp.Summary = "请求网络错误,请刷新重试"
+			templ.Login(w, r, resp)
+			return
+		}
+
+		err = pwd.BcryptComparePassword(user.HashedPassword, password)
+		if err != nil {
+			resp.Summary = "邮箱或密码错误"
+			templ.Login(w, r, resp)
+			return
+		}
+
+		encoded, err := middleware.Encode(middleware.AuthorizeCookie, &middleware.Authorize{ID: user.ID, Name: user.Username})
+		if err != nil {
+			resp.Summary = "请求网络错误,请刷新重试(cookie)"
+			templ.Login(w, r, resp)
+			return
+		}
+
+		c := cookie.NewCookie(cookie.AuthorizeName, encoded, time.Now().Add(time.Duration(7200)*time.Second))
+		http.SetCookie(w, c)
+		http.Redirect(w, r, "/", http.StatusFound)
+	}
+}
+
+func Logout() http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		cookie.DeleteCookie(w, cookie.AuthorizeName)
+		http.Redirect(w, r, "/login", http.StatusFound)
+	}
+}
+
+func viladatorRegister(email, username, password string) (*model.RegisterPageData, bool) {
+	ok := true
+	resp := &model.RegisterPageData{
+		Email:    email,
+		Username: username,
+		Password: password,
+	}
+
+	if !ValidateRxEmail(email) {
+		resp.EmailMsg = "请填写正确的邮箱地址"
+		ok = false
+	}
+	if !ValidateRxUsername(username) {
+		resp.UsernameMsg = "名称(6-20,字母,数字)"
+		ok = false
+	}
+	if !ValidatePassword(password) {
+		resp.PasswordMsg = "密码(8-20位)"
+		ok = false
+	}
+
+	return resp, ok
+}
+
+func viladatorLogin(email, password string) (*model.LoginPageData, bool) {
+	ok := true
+	errs := &model.LoginPageData{
+		Email:    email,
+		Password: password,
+	}
+
+	if !ValidateRxEmail(email) {
+		errs.EmailMsg = "请填写正确的邮箱地址"
+		ok = false
+	}
+	if len(password) == 0 {
+		errs.PasswordMsg = "请填写正确的密码"
+		ok = false
+	}
+
+	return errs, ok
+}

internal/handler/home.go

@@ -0,0 +1,22 @@
+package handler
+
+import (
+	"net/http"
+
+	"github.com/zhang2092/go-url-shortener/internal/db"
+	"github.com/zhang2092/go-url-shortener/internal/middleware"
+	"github.com/zhang2092/go-url-shortener/internal/templ"
+)
+
+func HomeView(store db.Store) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		ctx := r.Context()
+		user := middleware.GetUser(ctx)
+		result, err := store.ListUrlByUser(ctx, user.ID)
+		if err != nil {
+			templ.Home(w, r, nil)
+			return
+		}
+		templ.Home(w, r, result)
+	}
+}

internal/handler/resp.go

@@ -0,0 +1,55 @@
+package handler
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"log"
+	"net/http"
+)
+
+type response struct {
+	Success bool   `json:"success"`
+	Message string `json:"message"`
+	Data    any    `json:"data"`
+}
+
+func respond(w http.ResponseWriter, message string, v any, statusCode int) {
+	rsp := response{
+		Success: true,
+		Message: message,
+		Data:    v,
+	}
+	b, err := json.Marshal(rsp)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json; charset=utf-8")
+	w.WriteHeader(statusCode)
+	_, err = w.Write(b)
+	if err != nil && !errors.Is(err, context.Canceled) {
+		log.Printf("could not write http response: %v\n", err)
+	}
+}
+
+func RespondErr(w http.ResponseWriter, message string, v any) {
+	rsp := response{
+		Success: false,
+		Message: message,
+		Data:    v,
+	}
+	b, err := json.Marshal(rsp)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json; charset=utf-8")
+	w.WriteHeader(http.StatusInternalServerError)
+	_, err = w.Write(b)
+	if err != nil && !errors.Is(err, context.Canceled) {
+		log.Printf("could not write http response: %v\n", err)
+	}
+}

internal/handler/short_url.go

@@ -0,0 +1,90 @@
+package handler
+
+import (
+	"net/http"
+	"time"
+
+	"github.com/gorilla/mux"
+	"github.com/zhang2092/go-url-shortener/internal/db"
+	"github.com/zhang2092/go-url-shortener/internal/middleware"
+	"github.com/zhang2092/go-url-shortener/internal/service"
+	"github.com/zhang2092/go-url-shortener/internal/shortener"
+	"github.com/zhang2092/go-url-shortener/internal/templ"
+)
+
+func CreateShortUrlView(w http.ResponseWriter, r *http.Request) {
+	templ.CreateUrl(w, r, "")
+}
+
+func CreateShortUrl(store db.Store) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		defer r.Body.Close()
+
+		if err := r.ParseForm(); err != nil {
+			templ.CreateUrl(w, r, "请求参数错误")
+			return
+		}
+
+		ctx := r.Context()
+		user := middleware.GetUser(ctx)
+		longUrl := r.PostFormValue("long_url")
+		shortUrl, err := shortener.GenerateShortLink(longUrl, user.ID)
+		if err != nil {
+			templ.CreateUrl(w, r, "生成短路径错误")
+			return
+		}
+
+		_, err = store.CreateUserUrl(ctx, &db.CreateUserUrlParams{
+			UserID:    user.ID,
+			ShortUrl:  shortUrl,
+			OriginUrl: longUrl,
+			ExpireAt:  time.Now().Add(time.Hour * 6),
+		})
+		if err != nil {
+			templ.CreateUrl(w, r, "短路径存储错误")
+			return
+		}
+
+		err = service.SaveUrlMapping(shortUrl, longUrl, user.ID)
+		if err != nil {
+			templ.CreateUrl(w, r, "短路径存储错误")
+			return
+		}
+
+		http.Redirect(w, r, "/", http.StatusFound)
+	}
+}
+
+func DeleteShortUrl(store db.Store) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		vars := mux.Vars(r)
+		shorUrl := vars["shortUrl"]
+		_, err := store.UpdateStatus(r.Context(), &db.UpdateStatusParams{
+			ShortUrl: shorUrl,
+			Status:   -1,
+		})
+		if err != nil {
+			RespondErr(w, "删除错误", nil)
+			return
+		}
+		err = service.DeleteShortUrl(shorUrl)
+		if err != nil {
+			RespondErr(w, "删除错误", nil)
+			return
+		}
+
+		respond(w, "删除成功", nil, http.StatusOK)
+	}
+}
+
+func HandleShortUrlRedirect(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	shorUrl := vars["shortUrl"]
+	link, err := service.RetrieveInitialUrl(shorUrl)
+	if err != nil || len(link) == 0 {
+		RespondErr(w, "短链已经失效", nil)
+		return
+	}
+
+	http.Redirect(w, r, link, http.StatusFound)
+}

internal/handler/validator.go

@@ -0,0 +1,38 @@
+package handler
+
+import (
+	"regexp"
+	"strings"
+)
+
+var (
+	rxPhone    = regexp.MustCompile(`^(13|14|15|16|17|18|19)\d{9}$`)
+	rxEmail    = regexp.MustCompile(`\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*`)
+	rxUsername = regexp.MustCompile(`^[a-z0-9A-Z]{6,20}$`) // 6到20位（字母，数字）
+	// rxPassword = regexp.MustCompile(`^(?=.*[a-zA-Z])(?=.*[0-9])[A-Za-z0-9]{8,18}$`) // 最少6位，包括至少1个大写字母，1个小写字母，1个数字，1个特殊字符
+)
+
+func ValidateRxPhone(phone string) bool {
+	phone = strings.TrimSpace(phone)
+	return rxPhone.MatchString(phone)
+}
+
+func ValidateRxEmail(email string) bool {
+	email = strings.TrimSpace(email)
+	return rxEmail.MatchString(email)
+}
+
+func ValidateRxUsername(username string) bool {
+	username = strings.TrimSpace(username)
+	return rxUsername.MatchString(username)
+}
+
+// func ValidateRxPassword(password string) bool {
+// 	password = strings.TrimSpace(password)
+// 	return rxPassword.MatchString(password)
+// }
+
+func ValidatePassword(password string) bool {
+	password = strings.TrimSpace(password)
+	return len(password) >= 8 && len(password) <= 20
+}